A baby will receive antibodies from its mother before birth through the umbilical cord, and then through the breast milk after birth. What classes of antibodies will it receive, respectively?

Question

Quizplus · Accepted Answer

IgG antibodies can cross the placenta and enter the fetal circulation, providing passive immunity to the fetus. IgA antibodies are also present in breast milk and can provide local immunity in the infant's gastrointestinal tract.

A Baby Will Receive Antibodies from Its Mother Before Birth